Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The arrival of December brings a distinct temperature shift, with the average high-temperature dropping from a wintry 32.7°F (0.4°C) in November to a freezing cold 16.5°F (-8.6°C). Throughout December, Hannah anticipates an average low-temperature of 5.9°F (-14.5°C).Humidity
In December, the average relative humidity is 91%.Rainfall
In Hannah, in December, it is raining for 2.8 days, with typically 0.83" (21mm) of accumulated precipitation. In Hannah, during the entire year, the rain falls for 105.9 days and collects up to 16.69" (424mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. December is the month with the most snowfall in Hannah. Snow falls for 16.8 days and accumulates 4.09" (104mm) of snow.Daylight
With an average of 8h and 18min of daylight, December has the shortest days of the year in Hannah.On the first day of the month, sunrise is at 8:08 am and sunset at 4:39 pm. On the last day of December, in Hannah, sunrise is at 8:28 am and sunset at 4:47 pm CST.
Sunshine
The average sunshine in December is 3.4h.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.Note: In December, the maximum UV index of 1 translates into these guidelines:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
How cold is December in Hannah?
What is the average humidity in December in Hannah?
How many days does it rain in December in Hannah?
When does it snow the most in Hannah?
How many days does it snow in December in Hannah?
What is the month with the shortest days in Hannah?
How many hours of daylight does Hannah have in December?
When are sunrise and sunset in December in Hannah?
How long on average sun shines in December in Hannah?
What are the months with the lowest UV index in Hannah?
What is the UV index intensity in December in Hannah?
Average temperature in December
Hannah, ND
- Average high temperature in December: 16.5°F
The warmest month (with the highest average high temperature) is August (78.3°F).
The month with the lowest average high temperature is January (13.5°F).
- Average low temperature in December: 5.9°F
The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (0.5°F).
Average pressure in December
Hannah, ND
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in December
Hannah, ND
- Average wind speed in December: 10.6mph
The windiest month (with the highest average wind speed) is October (11.2mph).
The calmest month (with the lowest average wind speed) is August (8.6mph).
Average humidity in December
Hannah, ND
- Average humidity in December: 91%
The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (60%).
Average rainfall in December
Hannah, ND
- Average rainfall in December: 0.83"
The wettest month (with the highest rainfall) is June (2.99").
The driest months (with the least rainfall) are January and February (0.63").
Average rainfall days in December
Hannah, ND
- Average rainfall days in December: 2.8 days
The month with the highest number of rainy days is June (19 days).
The month with the least rainy days is February (1.9 days).
Average snowfall in December
Hannah, ND
- Average snowfall in December: 4.09"
The month with the highest snowfall is December (4.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Hannah, ND
- Average snowfall days in December: 16.8 days
The month with the highest number of snowfall days is January (17.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Hannah, ND
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in December
Hannah, ND
- Average sunshine days in December: 13.6 days
The month with the most sunshine days is August (20.1 days).
The month with the least sunshine days is June (8.7 days).
Average UV index in December
Hannah, ND
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Hannah, ND
- Average cloud cover in December: 66
The months with the most cloud cover are January and February (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in December
Hannah, ND
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Hannah, North Dakota, USA
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